Over the last decade, the drinking water at thousands of schools across the country has been found to contain unsafe levels of lead, pesticides and dozens of other toxins.
An Associated Press investigation found that contaminants have surfaced at public and private schools in all 50 states--in small towns and inner cities alike.
But the problem has gone largely unmonitored by the federal government, even as the number of water safety violations has multiplied.
"It's an outrage," said Marc Edwards, an engineer at Virginia Tech who has been honored for his work on water quality. "If a landlord doesn't tell a tenant about...